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From: Luca Boccassi <bluca@debian.org>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org, thomas@monjalon.net, david.marchand@redhat.com,
	 ktraynor@redhat.com
Subject: Re: [dpdk-dev] [PATCH 5/7] build/pkg-config: output driver libs first for static build
Date: Wed, 29 Apr 2020 12:12:02 +0100
Message-ID: <a39694cf9f7f2265a8be3f338e942c5f567a52a7.camel@debian.org> (raw)
In-Reply-To: <20200429110304.GH1907@bricha3-MOBL.ger.corp.intel.com>

On Wed, 2020-04-29 at 12:03 +0100, Bruce Richardson wrote:
> On Wed, Apr 29, 2020 at 11:40:33AM +0100, Luca Boccassi wrote:
> > On Wed, 2020-04-29 at 11:08 +0100, Bruce Richardson wrote:
> > > When calling pkg-config --static --libs, pkg-config will always output the
> > > regular libs first, and then the extra libs from libraries.private field,
> > > since the assumption is that those are additional dependencies for building
> > > statically that the .a files depend upon.
> > > 
> > > However, for DPDK, we only link the driver files for static builds, and
> > > those need to come *before* the regular libraries. To get this result, we
> > > need two pkgconfig files for DPDK, one for the shared libs, and a second
> > > for the static libs and drivers, which depends upon the first. Using a
> > > dependency means that the shared libs are printed only after the
> > > libraries.private field rather than before.
> > 
> > A neat trick! Can we document that the new file is an implementation
> > detail for internal usage, and that it should not be referenced
> > directly?
> > I'm even pondering if it would be possible to install it in a private
> > directory, need to check if there's a way for Requires to specify
> > prefixes
> > 
> That would be great, if there was a way to hide it. I also take it from
> your feedback that a package needing multiple .pc files is not an issue for
> debian packaging?

Yeah it's fine, we can ship as many as we want - just concerned about
it being used by mistake, but documenting it should be enough

-- 
Kind regards,
Luca Boccassi

  reply index

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-29 10:08 [dpdk-dev] [PATCH 0/7] improve DPDK static builds with meson Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 1/7] build: always link-whole DPDK static libraries Bruce Richardson
2020-04-29 10:18   ` Thomas Monjalon
2020-04-29 10:42     ` Bruce Richardson
2020-04-29 10:49       ` Thomas Monjalon
2020-04-29 14:04   ` Andrzej Ostruszka [C]
2020-04-29 10:08 ` [dpdk-dev] [PATCH 2/7] build: remove unnecessary variable Bruce Richardson
2020-04-29 10:19   ` Thomas Monjalon
2020-04-29 10:29     ` Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 3/7] devtools/test-meson-builds.sh: add pkg-config static builds Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 4/7] build: move pkg-config creation to separate file Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 5/7] build/pkg-config: output driver libs first for static build Bruce Richardson
2020-04-29 10:30   ` Thomas Monjalon
2020-04-29 10:54     ` Bruce Richardson
2020-04-29 10:40   ` Luca Boccassi
2020-04-29 11:03     ` Bruce Richardson
2020-04-29 11:12       ` Luca Boccassi [this message]
2020-04-29 10:08 ` [dpdk-dev] [PATCH 6/7] build/pkg-config: improve static linking flags Bruce Richardson
2020-04-29 10:32   ` Thomas Monjalon
2020-04-29 10:56     ` Bruce Richardson
2020-04-29 10:57       ` Thomas Monjalon
2020-04-29 10:37   ` Luca Boccassi
2020-04-29 10:58     ` Bruce Richardson
2020-04-29 11:10       ` Luca Boccassi
2020-04-29 10:08 ` [dpdk-dev] [PATCH 7/7] build/pkg-config: prevent overlinking Bruce Richardson
2020-04-29 10:34   ` Thomas Monjalon
2020-04-29 11:00     ` Bruce Richardson
2020-05-01 13:53 ` [dpdk-dev] [PATCH v2 0/7] improve DPDK static builds with meson Bruce Richardson
2020-05-01 13:53   ` [dpdk-dev] [PATCH v2 1/7] build: always link-whole DPDK static libraries Bruce Richardson
2020-05-01 13:53   ` [dpdk-dev] [PATCH v2 2/7] build: remove unnecessary variable Bruce Richardson
2020-05-01 13:53   ` [dpdk-dev] [PATCH v2 3/7] devtools/test-meson-builds.sh: add pkg-config static builds Bruce Richardson
2020-05-01 13:53   ` [dpdk-dev] [PATCH v2 4/7] build: move pkg-config creation to separate file Bruce Richardson
2020-05-01 13:53   ` [dpdk-dev] [PATCH v2 5/7] build/pkg-config: output driver libs first for static build Bruce Richardson
2020-05-01 13:54   ` [dpdk-dev] [PATCH v2 6/7] build/pkg-config: improve static linking flags Bruce Richardson
2020-05-01 13:54   ` [dpdk-dev] [PATCH v2 7/7] build/pkg-config: prevent overlinking Bruce Richardson
2020-05-01 14:02   ` [dpdk-dev] [PATCH v2 0/7] improve DPDK static builds with meson Luca Boccassi
2020-06-30 13:25   ` Pai G, Sunil
2020-06-30 16:37     ` Stokes, Ian
2020-07-01 17:29       ` Thomas Monjalon
2020-07-02 10:46         ` Stokes, Ian
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 " Bruce Richardson
2020-06-30 14:14   ` [dpdk-dev] [PATCH v3 1/7] build: always link-whole DPDK static libraries Bruce Richardson
2020-07-01 14:19     ` Thomas Monjalon
2020-06-30 14:14   ` [dpdk-dev] [PATCH v3 2/7] build: remove unnecessary variable Bruce Richardson
2020-06-30 14:14   ` [dpdk-dev] [PATCH v3 3/7] devtools/test-meson-builds.sh: add pkg-config static builds Bruce Richardson
2020-06-30 14:14   ` [dpdk-dev] [PATCH v3 4/7] build: move pkg-config creation to separate file Bruce Richardson
2020-06-30 14:14   ` [dpdk-dev] [PATCH v3 5/7] build/pkg-config: output driver libs first for static build Bruce Richardson
2020-07-01  7:50     ` Thomas Monjalon
2020-07-01  8:43       ` Bruce Richardson
2020-07-01 14:42     ` Thomas Monjalon
2020-07-01 15:16       ` Bruce Richardson
2020-07-01 15:36         ` Thomas Monjalon
2020-07-01 15:45           ` Bruce Richardson
2020-07-01 16:04             ` Thomas Monjalon
2020-06-30 14:14   ` [dpdk-dev] [PATCH v3 6/7] build/pkg-config: improve static linking flags Bruce Richardson
2020-07-01 14:30     ` Thomas Monjalon
2020-07-01 14:33       ` Thomas Monjalon
2020-07-01 14:36         ` Bruce Richardson
2020-07-01 14:45           ` Thomas Monjalon
2020-06-30 14:14   ` [dpdk-dev] [PATCH v3 7/7] build/pkg-config: prevent overlinking Bruce Richardson
2020-07-01  7:56     ` Thomas Monjalon
2020-07-01  8:58       ` Bruce Richardson
2020-07-01 17:33   ` [dpdk-dev] [PATCH v3 0/7] improve DPDK static builds with meson Thomas Monjalon

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